Caldwell is a county in Texas. It was formed in 1848 from the following county/ies: Gonzales/Bastrop. Caldwell began keeping birth records in 1860, marriage records in 1848, and death records in 1903. It began keeping land records in 1846, probate records in 1849, and court records in 1848. For more information, contact the county at P.O. Box 906, Lockhart 78644-0906. On the attached map, Caldwell is located at Q12.